Mealey's (July 2, 2015, 8:22 AM EDT) -- LOS ANGELES — An environmental group that contends that hydraulic fracturing will further exacerbate the contamination of California’s groundwater with toxins filed a complaint against the U.S. Bureau of Land Management (BLM) in California federal court on June 10, alleging that the agency violated federal law when it approved a land management plan allowing fracking in certain sections of the state (Center for Biological Diversity, et al. v. U.S. Bureau of Land Management, et al., No. N/A, C.D. Calif.).